electronics filter toolkit

Anas Abubakar · Education

Free

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Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Sep 29, 2026
New version 1.1 → 1.2

Added bi quad filter, designing active Sallen-key filter from specifications

Aug 26, 2026
New version 1.0 → 1.1

Screenshots

About

Design RC, RL, and RLC filters (2nd–7th order) with Butterworth & Chebyshev alignments, passive crossovers, RLC band-pass/reject, and Twin-T notch—enter specs to instantly get component values and quick Bode insights in a clean, offline-friendly, dark-mode UI for lab, classroom, and audio/embedded work. What you can design: -RC & RL filters: low-pass / high-pass, 2nd–7th order -RLC filters: band-pass & band-reject (notch) -Butterworth: maximally flat magnitude -Chebyshev: ripple-tuned sharpness -Twin-T notch: precise mains or tone suppression -Passive crossovers: 2-way/3-way starter calculations Built for engineers, hobbyist and students, it turns specs into trustworthy parts fast—so you can prototype smarter, learn by tweaking, and move from idea to BOM with confidence.

What's new · 1.2

Added bi quad filter, designing active Sallen-key filter from specifications

Details

DeveloperAnas Abubakar
ReleasedNov 2025
UpdatedNov 2025
Version1.2
Size23 MB
RequiresiOS 13.0 or later
Age rating4+
LanguagesEnglish
PriceFree
Categories EducationReference
Bundle IDcom.saulawa.electronicsfilterlab.ite